diff --git a/src/types/modules/act.d.ts b/src/types/modules/act.d.ts
deleted file mode 100644
index 0d53d171f695..000000000000
--- a/src/types/modules/act.d.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import type {GithubWorkflowStep, StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
-
-declare module '@kie/act-js' {
-    type CustemStepIdentifier = {
-        id?: string;
-        name: string;
-        run?: string | GithubWorkflowStep;
-        mockWith?: string | GithubWorkflowStep;
-        with?: string;
-        envs?: string[];
-        inputs?: string[];
-    } & Omit<StepIdentifier, 'name' | 'id' | 'run' | 'mockWith'>;
-
-    export type {GithubWorkflowStep, StepIdentifier, CustemStepIdentifier};
-}
diff --git a/workflow_tests/mocks/createNewVersionMocks.ts b/workflow_tests/mocks/createNewVersionMocks.ts
index dd094e6459e8..4703b13e3779 100644
--- a/workflow_tests/mocks/createNewVersionMocks.ts
+++ b/workflow_tests/mocks/createNewVersionMocks.ts
@@ -1,5 +1,5 @@
 /* eslint-disable @typescript-eslint/naming-convention */
-import type {StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import {createMockStep} from '../utils/utils';
 
 // validateactor
diff --git a/workflow_tests/mocks/deployBlockerMocks.ts b/workflow_tests/mocks/deployBlockerMocks.ts
index b60d41383a1e..a5b26f876103 100644
--- a/workflow_tests/mocks/deployBlockerMocks.ts
+++ b/workflow_tests/mocks/deployBlockerMocks.ts
@@ -1,5 +1,5 @@
 /* eslint-disable @typescript-eslint/naming-convention */
-import type {StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import {createMockStep} from '../utils/utils';
 
 // updateChecklist
diff --git a/workflow_tests/mocks/deployMocks.ts b/workflow_tests/mocks/deployMocks.ts
index 2fda1efe8e78..f7d0c7132f7a 100644
--- a/workflow_tests/mocks/deployMocks.ts
+++ b/workflow_tests/mocks/deployMocks.ts
@@ -1,5 +1,5 @@
 /* eslint-disable @typescript-eslint/naming-convention */
-import type {StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import {createMockStep} from '../utils/utils';
 
 const DEPLOY_STAGING__CHECKOUT__STEP_MOCK = createMockStep('Checkout staging branch', 'Checking out staging branch', 'DEPLOY_STAGING', ['ref', 'token']);
diff --git a/workflow_tests/mocks/finishReleaseCycleMocks.ts b/workflow_tests/mocks/finishReleaseCycleMocks.ts
index 23d81a557705..2c5d84488e3f 100644
--- a/workflow_tests/mocks/finishReleaseCycleMocks.ts
+++ b/workflow_tests/mocks/finishReleaseCycleMocks.ts
@@ -1,5 +1,5 @@
 /* eslint-disable @typescript-eslint/naming-convention */
-import type {StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import {createMockStep} from '../utils/utils';
 
 // validate
diff --git a/workflow_tests/mocks/lintMocks.ts b/workflow_tests/mocks/lintMocks.ts
index 27ce53afc1f4..a3eb2b61cbc5 100644
--- a/workflow_tests/mocks/lintMocks.ts
+++ b/workflow_tests/mocks/lintMocks.ts
@@ -1,5 +1,5 @@
 /* eslint-disable @typescript-eslint/naming-convention */
-import type {StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import {createMockStep} from '../utils/utils';
 
 // lint
diff --git a/workflow_tests/utils/JobMocker.ts b/workflow_tests/utils/JobMocker.ts
index 83f44331aac9..14e721eb3612 100644
--- a/workflow_tests/utils/JobMocker.ts
+++ b/workflow_tests/utils/JobMocker.ts
@@ -1,8 +1,9 @@
-import type {CustemStepIdentifier, StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import type {PathOrFileDescriptor} from 'fs';
 import fs from 'fs';
 import path from 'path';
 import yaml from 'yaml';
+import type CustemStepIdentifier from './types';
 
 // eslint-disable-next-line @typescript-eslint/naming-convention
 type YamlMockJob = Omit<MockJob, 'runsOn'> & {'runs-on'?: string};
diff --git a/workflow_tests/utils/preGenerateTest.ts b/workflow_tests/utils/preGenerateTest.ts
index f358e9308915..ac90e690b72e 100644
--- a/workflow_tests/utils/preGenerateTest.ts
+++ b/workflow_tests/utils/preGenerateTest.ts
@@ -1,11 +1,12 @@
 /* eslint no-console: ["error", { allow: ["warn", "log"] }] */
-import type {CustemStepIdentifier, StepIdentifier} from '@kie/act-js';
+import type {StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
 import type {PathLike} from 'fs';
 import fs from 'fs';
 import path from 'path';
 import {exit} from 'process';
 import yaml from 'yaml';
 import type {YamlMockJob, YamlWorkflow} from './JobMocker';
+import type CustemStepIdentifier from './types';
 
 const workflowsDirectory = path.resolve(__dirname, '..', '..', '.github', 'workflows');
 const workflowTestsDirectory = path.resolve(__dirname, '..');
diff --git a/workflow_tests/utils/types.ts b/workflow_tests/utils/types.ts
new file mode 100644
index 000000000000..79b2e7756498
--- /dev/null
+++ b/workflow_tests/utils/types.ts
@@ -0,0 +1,13 @@
+import type {GithubWorkflowStep, StepIdentifier} from '@kie/act-js/build/src/step-mocker/step-mocker.types';
+
+type CustemStepIdentifier = {
+    id?: string;
+    name: string;
+    run?: string | GithubWorkflowStep;
+    mockWith?: string | GithubWorkflowStep;
+    with?: string;
+    envs?: string[];
+    inputs?: string[];
+} & Omit<StepIdentifier, 'name' | 'id' | 'run' | 'mockWith'>;
+
+export default CustemStepIdentifier;